Home / 9,134,291,394.45-12,605,097,131.06-5,065,170,615.45

Finding the Fourth Proportional to 9,134,291,394.45, 12,605,097,131.06 and 5,065,170,615.45

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Solution

The fourth proportional to 9,134,291,394.45, 12,605,097,131.06 and 5,065,170,615.45 is: 6,989,810,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134,291,394.45 : 12,605,097,131.06 = 5,065,170,615.45 : x
  2. Step 2: Convert to fraction form
    9,134,291,394.45/12,605,097,131.06 = 5,065,170,615.45/x
  3. Step 3: Cross multiply
    9,134,291,394.45x = 12,605,097,131.06 × 5,065,170,615.45
  4. Step 4: Simplify right side
    9,134,291,394.45x = 63,846,967,593,138,200,576
  5. Step 5: Solve for x
    x = 63,846,967,593,138,200,576/9,134,291,394.45
  6. Step 6: Final answer
    x = 6,989,810,685.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.